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The third parameter for each relay determines the alarm ID for the relay 
you wish to set.  
P212, P222, 232 - Relay Alarm ID 
When P211, 221, 231 = 4 (Loss of Echo) or 5 (Loss of Clock) 
This parameter has no function and will not be displayed 
When  P211,  221,  231,  =  1  (Level),  2  (Rate  of  Change)  or  3 
(Temperature) 
This  parameter  defines  which  alarm  type,  or  identification,  the  relay 
should respond to, as follows.